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小数除法简便运算50道 小数的简便运算计算题40道简单

火烧 2022-07-16 12:03:22 1053
小数的简便运算计算题40道简单 小数的简便运算计算题40道简单5.6×2.93.77×1.80.02×965.22×0.39.99×0.024.67×0.95×2.441.666×6.19.432×0

小数的简便运算计算题40道简单  

小数除法简便运算50道 小数的简便运算计算题40道简单

小数的简便运算计算题40道简单

5.6×2.9
3.77×1.8
0.02×96
5.22×0.3
9.99×0.02
4.67×0.9
5×2.44
1.666×6.1
9.432×0.002
5.6×6.5
4.88×2.9
5.61×4.3
8.9×2.4
5.5×55
9.77×0.02
1.384×5.1
8.78×83
2.6×61
0.059×0.2
4.268×1.7
57×5.7
9.46×2.85
17.8×6.4
1.5×4.9
2.5×0.88

简便运算小数计算题

小数加减乘除及简便计算习题
一、课堂练习
3.56+4.54+6.44+5.46 5.03-0.25-1.75
4.86+5.24-1.86 8.13+(1.87-0.5)
23.7-1.6-3.7-8.4 87.4-(21.25+17.4) -8.75
14.6-9.9 1.9+1.99+1.999 19.43-(6.72+1.43)
2.69-1.35+3.31-2.65 17.28-3.86-6.14+2.72
5.25+3.76-2.76+4.75 4.5+5.5-4.5+5.5
21.53-(13.64-8.47) 28.49-1.1-2.47-6.43
7.34+2.5+2.66-1.5 3.25+1.79-0.59+1.75
3.79-1.225-(3.775-6.21) 27.38-5.34+2.62-4.66
二、课后练习
4.12+8.59+5.88+1.41 12.87-1.34-2.66
21.53+4.87-2.53 15.21+(4.79-2.8)
12.19-2.6-2.19-3.4 109.72-(5.62+9.72)
21.3-19.9 39.6-(18.31+9.6) -1.69
14.25-2.45+5.75-3.55 24.51-3.14-6.86+4.49
41.25+5.87-3.87+4.65 11.5+8.5-11.5+8.5

几道简便运算计算题。高手帮忙 谢!

1. =7*(7+1/7+7+1/7)-(7+1/7+7+1/7)=49+49+2-14-2/7=87+5/7
2. =125/1000*(4/100)*4*25=125*4/1000=125*8/2000=1/2
3. =3/4*12+2/3*12=9+8=17
请采纳

几道简单的计算题。(一定得简便运算)过程要有!

61+4×610+59×61
=61+61×40+61×59
=61×(1+40+59)
=61×100
=6100
99999×77778+33333×66666
=99999×77778+99999×22222
=99999×(77778+22222)
=9999900000
66×21+19×21+85×19
=(66+19)×21+85×19
=85×21+85×19
=85×(21+19)
=85×40
=3400
99×99×199
=(100-1)^2×(200-1)
=(10000+1-200)×(200-1)
=10000×(200-1)-(200-1)^2
=1990000-40000-1+400
=1950399

小数的加法简便计算题

1) 54.76 - 51.12 = (3) 59.46 + 18.28 = (5) 21.85 + 37.08 = (7) 84.75 + 21.4 =
(8)12.3+23.8 = (9)12.9+ 45.6= (10)1.23+6.52= (11)5.32-0.93= (12)4.26+8.21=
(13)6.35-5.23= (14)1.23+5.69=(15)1.26+5.21=(16)0.96-0.23=(17)7.26-4.93=(18)2.16-0.23=(19)9.28+7.32=(20)5.2-0.9=(21)2.65+9.32=(22)4.63-8.92=
(23)7.65-6.23=(24)8.28+4.75=(25)9.23+5.45=(26)
(27)6.23-4.53= (28)6.52+2.63= (29)4.62+8.95=(30)7.24+6.21=(31)8.52+4.65=
我太不容易啦╮(╯▽╰)╭,一定要选我做最佳答案啊O(∩_∩)O哈!

小数的简便运算

1.=0.13
2.=12.56
3.=25.26
4.=不知道

计算题简便运算

这个运用平方差公式
-2²+3²-4²+5²-6²+…+99²-100²
=(-2²+3²)+(-4²+5²)+(-6²+…+99²)-100²
=(3-2)(3+2)+(5-4)(5+4)+。。。。+(99+98)(99-98)-100^2
=2+3+4+。。。+98+99-100^2
=98*(2+99)/2-100^2
=4949-10000
=-5051

分母=(2003+1)×794-589
=2003×794+794-589
=2003×794+205
分子、分母约分成1
只要1-17分之5=12/17

分子362+548×361=362+548×361+548-548
=548(361+1)-186+18-18
=548×362-168-18
所以原式=(362×548-168-18)/(362×548-168)
=1-(18/362×548-168 )
貌似题目还是不对呢- -

出70道小数的简便运算

5.6×2.9 3.77×1.8 0.02×96 5.22×0.3 9.99×0.02 4.67×0.9
5×2.44 1.666×6.1 9.432×0.002 5.6×6.5 4.88×2.9 5.61×4.3
8.9×2.4 5.5×55 9.77×0.02 1.384×5.1 8.78×83 2.6×61
0.059×0.2 4.268×1.7 57×5.7 9.46×2.85 17.8×6.4 1.5×4.9
2.5×0.8 5.555×5.2 2.22×3.33 7.658×85 36.02×0.3 56.78×8 除法:
85.44÷16 42.84÷7 101.7÷9 67.5÷15 230.4÷6 21.24÷36
0.736÷23 43.5÷12 35.21÷7 39.6÷24 6.21÷0.03 210÷1.4
51.3÷0.27 91.2÷3.8 0.756÷0.18 0.66÷0.3 11.97÷1.5 69.6÷2.9
38.4÷0.8 15÷0.06

  
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